The lecture ________, a lively question-and-answer session followed.
#88387
A
being given
B
having given
C
to be given
D
having been given
推荐题目
I like getting up very early in summer. The morning air is good _______.
#92001
A
to be breathed
B
being breathed
C
breathing
D
to breathe
The ______ boy was last seen ____ near the East Lake.     
#95899
A
missing; playing
B
missing; play
C
missed; played
D
missed; to play
 Certainly I posted your letter — I remember ______ it. 
#98425
A
posting
B
to post
C
to be posting
D
have posted